Year % of commercial service imports 1976 41.50375939849624 1977 41.9773095623987 1978 37.51623376623377 1979 35.98971722365039 1980 31.889826460754655 1981 41.88142292490119 1982 29.431108188096022 1983 31.800637690887733 1984 35.39423410906565 1985 30.833948339483396 1986 35.663737460144596 1987 37.64531654942614 1988 31.546142208774587 1989 31.853271283876268 1990 45.925012333497946 1991 50.297775797107356 1992 53.207547169811384 1993 53.49487418452926 1994 52.776219854178294 1995 55.071445303349755 1996 59.326056003796865 1997 41.198704103671794 1998 43.358243098978186 1999 40.30376670716889 2000 43.25979098490447 2001 38.1775414195132 2002 44.325897187196894 2003 45.02469257979817 2004 49.75260266878142 2005 47.58223157509492 2006 46.87798120235261 2007 47.25727929548203 2008 51.47999405027518 2009 47.29916789431658 2010 44.27312514889285 2011 45.45811479801955 2012 42.38800396552735 2013 42.903067142262316 2014 41.007870018333556 2015 42.11255219609982 2016 36.4995945858068 2017 35.999901761110934 2018 37.348836789794824 2019 36.36016724622083 2020 38.859735133747954 2021 42.22696490856351 2022 43.0728487937445 2023 35.99270173671727